

<!DOCTYPE html>
<!--[if IE 8]><html class="no-js lt-ie9" lang="zh" > <![endif]-->
<!--[if gt IE 8]><!--> <html class="no-js" lang="zh" > <!--<![endif]-->
<head>
  <meta charset="utf-8">
  
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  
  <title>optuna._study_direction &mdash; Optuna 1.4.0 文档</title>
  

  
  
    <link rel="shortcut icon" href="../../_static/favicon.ico"/>
  
  
  

  
  <script type="text/javascript" src="../../_static/js/modernizr.min.js"></script>
  
    
      <script type="text/javascript" id="documentation_options" data-url_root="../../" src="../../_static/documentation_options.js"></script>
        <script src="../../_static/jquery.js"></script>
        <script src="../../_static/underscore.js"></script>
        <script src="../../_static/doctools.js"></script>
        <script src="../../_static/language_data.js"></script>
        <script async="async" src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/latest.js?config=TeX-AMS-MML_HTMLorMML"></script>
    
    <script type="text/javascript" src="../../_static/js/theme.js"></script>

    

  
  <link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" />
  <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" />
  <link rel="stylesheet" href="../../_static/css/custom.css" type="text/css" />
    <link rel="index" title="索引" href="../../genindex.html" />
    <link rel="search" title="搜索" href="../../search.html" /> 
</head>

<body class="wy-body-for-nav">

   
  <div class="wy-grid-for-nav">
    
    <nav data-toggle="wy-nav-shift" class="wy-nav-side">
      <div class="wy-side-scroll">
        <div class="wy-side-nav-search" >
          

          
            <a href="../../index.html" class="icon icon-home"> Optuna
          

          
          </a>

          
            
            
              <div class="version">
                1.4.0
              </div>
            
          

          
<div role="search">
  <form id="rtd-search-form" class="wy-form" action="../../search.html" method="get">
    <input type="text" name="q" placeholder="Search docs" />
    <input type="hidden" name="check_keywords" value="yes" />
    <input type="hidden" name="area" value="default" />
  </form>
</div>

          
        </div>

        <div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="main navigation">
          
            
            
              
            
            
              <p class="caption"><span class="caption-text">目录</span></p>
<ul>
<li class="toctree-l1"><a class="reference internal" href="../../installation.html">安装</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../tutorial/index.html">教程</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../reference/index.html">API Reference</a></li>
<li class="toctree-l1"><a class="reference internal" href="../../faq.html">常见问题</a></li>
</ul>

            
          
        </div>
      </div>
    </nav>

    <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap">

      
      <nav class="wy-nav-top" aria-label="top navigation">
        
          <i data-toggle="wy-nav-top" class="fa fa-bars"></i>
          <a href="../../index.html">Optuna</a>
        
      </nav>


      <div class="wy-nav-content">
        
        <div class="rst-content">
        
          















<div role="navigation" aria-label="breadcrumbs navigation">

  <ul class="wy-breadcrumbs">
    
      <li><a href="../../index.html">Docs</a> &raquo;</li>
        
          <li><a href="../index.html">模块代码</a> &raquo;</li>
        
      <li>optuna._study_direction</li>
    
    
      <li class="wy-breadcrumbs-aside">
        
      </li>
    
  </ul>

  
  <hr/>
</div>
          <div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article">
           <div itemprop="articleBody">
            
  <h1>optuna._study_direction 源代码</h1><div class="highlight"><pre>
<span></span><span class="kn">import</span> <span class="nn">enum</span>


<div class="viewcode-block" id="StudyDirection"><a class="viewcode-back" href="../../reference/study.html#optuna.structs.StudyDirection">[文档]</a><span class="k">class</span> <span class="nc">StudyDirection</span><span class="p">(</span><span class="n">enum</span><span class="o">.</span><span class="n">Enum</span><span class="p">):</span>
    <span class="sd">&quot;&quot;&quot;Direction of a :class:`~optuna.study.Study`.</span>

<span class="sd">    Attributes:</span>
<span class="sd">        NOT_SET:</span>
<span class="sd">            Direction has not been set.</span>
<span class="sd">        MINIMIZE:</span>
<span class="sd">            :class:`~optuna.study.Study` minimizes the objective function.</span>
<span class="sd">        MAXIMIZE:</span>
<span class="sd">            :class:`~optuna.study.Study` maximizes the objective function.</span>
<span class="sd">    &quot;&quot;&quot;</span>

    <span class="n">NOT_SET</span> <span class="o">=</span> <span class="mi">0</span>
    <span class="n">MINIMIZE</span> <span class="o">=</span> <span class="mi">1</span>
    <span class="n">MAXIMIZE</span> <span class="o">=</span> <span class="mi">2</span></div>
</pre></div>

           </div>
           
          </div>
          <footer>
  

  <hr/>

  <div role="contentinfo">
    <p>
        &copy; Copyright 2018, Optuna Contributors.

    </p>
  </div>
  Built with <a href="http://sphinx-doc.org/">Sphinx</a> using a <a href="https://github.com/rtfd/sphinx_rtd_theme">theme</a> provided by <a href="https://readthedocs.org">Read the Docs</a>.
    <a href="../../privacy.html">Privacy Policy</a>.
     


</footer>

        </div>
      </div>

    </section>

  </div>
  


  <script type="text/javascript">
      jQuery(function () {
          SphinxRtdTheme.Navigation.enable(true);
      });
  </script>

  
  
    
    <!-- Theme Analytics -->
    <script>
    (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
      (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
      m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
    })(window,document,'script','https://www.google-analytics.com/analytics.js','ga');

    ga('create', 'UA-55135190-8', 'auto');
    ga('send', 'pageview');
    </script>

    
   

</body>
</html>